103 	struct nvmet_fc_ls_iod		*iod;  member
176 	return (iodptr - iodptr->tgtport->iod);  in nvmet_fc_iodnum()
254 				struct nvmet_fc_ls_iod *iod);
534 	struct nvmet_fc_ls_iod *iod;  in nvmet_fc_alloc_ls_iodlist()  local
537 	iod = kcalloc(NVMET_LS_CTX_COUNT, sizeof(struct nvmet_fc_ls_iod),  in nvmet_fc_alloc_ls_iodlist()
539 	if (!iod)  in nvmet_fc_alloc_ls_iodlist()
542 	tgtport->iod = iod;  in nvmet_fc_alloc_ls_iodlist()
544 	for (i = 0; i < NVMET_LS_CTX_COUNT; iod++, i++) {  in nvmet_fc_alloc_ls_iodlist()
545 		INIT_WORK(&iod->work, nvmet_fc_handle_ls_rqst_work);  in nvmet_fc_alloc_ls_iodlist()
546 		iod->tgtport = tgtport;  in nvmet_fc_alloc_ls_iodlist()
547 		list_add_tail(&iod->ls_rcv_list, &tgtport->ls_rcv_list);  in nvmet_fc_alloc_ls_iodlist()
549 		iod->rqstbuf = kzalloc(sizeof(union nvmefc_ls_requests) +  in nvmet_fc_alloc_ls_iodlist()
552 		if (!iod->rqstbuf)  in nvmet_fc_alloc_ls_iodlist()
555 		iod->rspbuf = (union nvmefc_ls_responses *)&iod->rqstbuf[1];  in nvmet_fc_alloc_ls_iodlist()
557 		iod->rspdma = fc_dma_map_single(tgtport->dev, iod->rspbuf,  in nvmet_fc_alloc_ls_iodlist()
558 						sizeof(*iod->rspbuf),  in nvmet_fc_alloc_ls_iodlist()
560 		if (fc_dma_mapping_error(tgtport->dev, iod->rspdma))  in nvmet_fc_alloc_ls_iodlist()
567 	kfree(iod->rqstbuf);  in nvmet_fc_alloc_ls_iodlist()
568 	list_del(&iod->ls_rcv_list);  in nvmet_fc_alloc_ls_iodlist()
569 	for (iod--, i--; i >= 0; iod--, i--) {  in nvmet_fc_alloc_ls_iodlist()
570 		fc_dma_unmap_single(tgtport->dev, iod->rspdma,  in nvmet_fc_alloc_ls_iodlist()
571 				sizeof(*iod->rspbuf), DMA_TO_DEVICE);  in nvmet_fc_alloc_ls_iodlist()
572 		kfree(iod->rqstbuf);  in nvmet_fc_alloc_ls_iodlist()
573 		list_del(&iod->ls_rcv_list);  in nvmet_fc_alloc_ls_iodlist()
576 	kfree(iod);  in nvmet_fc_alloc_ls_iodlist()
584 	struct nvmet_fc_ls_iod *iod = tgtport->iod;  in nvmet_fc_free_ls_iodlist()  local
587 	for (i = 0; i < NVMET_LS_CTX_COUNT; iod++, i++) {  in nvmet_fc_free_ls_iodlist()
589 				iod->rspdma, sizeof(*iod->rspbuf),  in nvmet_fc_free_ls_iodlist()
591 		kfree(iod->rqstbuf);  in nvmet_fc_free_ls_iodlist()
592 		list_del(&iod->ls_rcv_list);  in nvmet_fc_free_ls_iodlist()
594 	kfree(tgtport->iod);  in nvmet_fc_free_ls_iodlist()
600 	struct nvmet_fc_ls_iod *iod;  in nvmet_fc_alloc_ls_iod()  local
604 	iod = list_first_entry_or_null(&tgtport->ls_rcv_list,  in nvmet_fc_alloc_ls_iod()
606 	if (iod)  in nvmet_fc_alloc_ls_iod()
607 		list_move_tail(&iod->ls_rcv_list, &tgtport->ls_busylist);  in nvmet_fc_alloc_ls_iod()
609 	return iod;  in nvmet_fc_alloc_ls_iod()
615 			struct nvmet_fc_ls_iod *iod)  in nvmet_fc_free_ls_iod()  argument
620 	list_move(&iod->ls_rcv_list, &tgtport->ls_rcv_list);  in nvmet_fc_free_ls_iod()
1636 			struct nvmet_fc_ls_iod *iod)  in nvmet_fc_ls_create_association()  argument
1638 	struct fcnvme_ls_cr_assoc_rqst *rqst = &iod->rqstbuf->rq_cr_assoc;  in nvmet_fc_ls_create_association()
1639 	struct fcnvme_ls_cr_assoc_acc *acc = &iod->rspbuf->rsp_cr_assoc;  in nvmet_fc_ls_create_association()
1653 	if (iod->rqstdatalen < FCNVME_LSDESC_CRA_RQST_MINLEN)  in nvmet_fc_ls_create_association()
1671 		iod->assoc = nvmet_fc_alloc_target_assoc(  in nvmet_fc_ls_create_association()
1672 						tgtport, iod->hosthandle);  in nvmet_fc_ls_create_association()
1673 		if (!iod->assoc)  in nvmet_fc_ls_create_association()
1676 			queue = nvmet_fc_alloc_target_queue(iod->assoc, 0,  in nvmet_fc_ls_create_association()
1687 		iod->lsrsp->rsplen = nvme_fc_format_rjt(acc,  in nvmet_fc_ls_create_association()
1700 		tgtport->fc_target_port.port_num, iod->assoc->a_id);  in nvmet_fc_ls_create_association()
1704 	iod->lsrsp->rsplen = sizeof(*acc);  in nvmet_fc_ls_create_association()
1715 			cpu_to_be64(nvmet_fc_makeconnid(iod->assoc, 0));  in nvmet_fc_ls_create_association()
1725 			struct nvmet_fc_ls_iod *iod)  in nvmet_fc_ls_create_connection()  argument
1727 	struct fcnvme_ls_cr_conn_rqst *rqst = &iod->rqstbuf->rq_cr_conn;  in nvmet_fc_ls_create_connection()
1728 	struct fcnvme_ls_cr_conn_acc *acc = &iod->rspbuf->rsp_cr_conn;  in nvmet_fc_ls_create_connection()
1734 	if (iod->rqstdatalen < sizeof(struct fcnvme_ls_cr_conn_rqst))  in nvmet_fc_ls_create_connection()
1760 		iod->assoc = nvmet_fc_find_target_assoc(tgtport,  in nvmet_fc_ls_create_connection()
1762 		if (!iod->assoc)  in nvmet_fc_ls_create_connection()
1765 			queue = nvmet_fc_alloc_target_queue(iod->assoc,  in nvmet_fc_ls_create_connection()
1772 			nvmet_fc_tgt_a_put(iod->assoc);  in nvmet_fc_ls_create_connection()
1780 		iod->lsrsp->rsplen = nvme_fc_format_rjt(acc,  in nvmet_fc_ls_create_connection()
1795 	iod->lsrsp->rsplen = sizeof(*acc);  in nvmet_fc_ls_create_connection()
1805 			cpu_to_be64(nvmet_fc_makeconnid(iod->assoc,  in nvmet_fc_ls_create_connection()
1815 			struct nvmet_fc_ls_iod *iod)  in nvmet_fc_ls_disconnect()  argument
1818 						&iod->rqstbuf->rq_dis_assoc;  in nvmet_fc_ls_disconnect()
1820 						&iod->rspbuf->rsp_dis_assoc;  in nvmet_fc_ls_disconnect()
1828 	ret = nvmefc_vldt_lsreq_discon_assoc(iod->rqstdatalen, rqst);  in nvmet_fc_ls_disconnect()
1833 		iod->assoc = assoc;  in nvmet_fc_ls_disconnect()
1842 		iod->lsrsp->rsplen = nvme_fc_format_rjt(acc,  in nvmet_fc_ls_disconnect()
1853 	iod->lsrsp->rsplen = sizeof(*acc);  in nvmet_fc_ls_disconnect()
1874 	assoc->rcv_disconn = iod;  in nvmet_fc_ls_disconnect()
1886 						sizeof(*iod->rspbuf),  in nvmet_fc_ls_disconnect()
1908 	struct nvmet_fc_ls_iod *iod = lsrsp->nvme_fc_private;  in nvmet_fc_xmt_ls_rsp_done()  local
1909 	struct nvmet_fc_tgtport *tgtport = iod->tgtport;  in nvmet_fc_xmt_ls_rsp_done()
1911 	fc_dma_sync_single_for_cpu(tgtport->dev, iod->rspdma,  in nvmet_fc_xmt_ls_rsp_done()
1912 				sizeof(*iod->rspbuf), DMA_TO_DEVICE);  in nvmet_fc_xmt_ls_rsp_done()
1913 	nvmet_fc_free_ls_iod(tgtport, iod);  in nvmet_fc_xmt_ls_rsp_done()
1919 				struct nvmet_fc_ls_iod *iod)  in nvmet_fc_xmt_ls_rsp()  argument
1923 	fc_dma_sync_single_for_device(tgtport->dev, iod->rspdma,  in nvmet_fc_xmt_ls_rsp()
1924 				  sizeof(*iod->rspbuf), DMA_TO_DEVICE);  in nvmet_fc_xmt_ls_rsp()
1926 	ret = tgtport->ops->xmt_ls_rsp(&tgtport->fc_target_port, iod->lsrsp);  in nvmet_fc_xmt_ls_rsp()
1928 		nvmet_fc_xmt_ls_rsp_done(iod->lsrsp);  in nvmet_fc_xmt_ls_rsp()
1936 			struct nvmet_fc_ls_iod *iod)  in nvmet_fc_handle_ls_rqst()  argument
1938 	struct fcnvme_ls_rqst_w0 *w0 = &iod->rqstbuf->rq_cr_assoc.w0;  in nvmet_fc_handle_ls_rqst()
1941 	iod->lsrsp->nvme_fc_private = iod;  in nvmet_fc_handle_ls_rqst()
1942 	iod->lsrsp->rspbuf = iod->rspbuf;  in nvmet_fc_handle_ls_rqst()
1943 	iod->lsrsp->rspdma = iod->rspdma;  in nvmet_fc_handle_ls_rqst()
1944 	iod->lsrsp->done = nvmet_fc_xmt_ls_rsp_done;  in nvmet_fc_handle_ls_rqst()
1946 	iod->lsrsp->rsplen = 0;  in nvmet_fc_handle_ls_rqst()
1948 	iod->assoc = NULL;  in nvmet_fc_handle_ls_rqst()
1958 		nvmet_fc_ls_create_association(tgtport, iod);  in nvmet_fc_handle_ls_rqst()
1962 		nvmet_fc_ls_create_connection(tgtport, iod);  in nvmet_fc_handle_ls_rqst()
1966 		sendrsp = nvmet_fc_ls_disconnect(tgtport, iod);  in nvmet_fc_handle_ls_rqst()
1969 		iod->lsrsp->rsplen = nvme_fc_format_rjt(iod->rspbuf,  in nvmet_fc_handle_ls_rqst()
1970 				sizeof(*iod->rspbuf), w0->ls_cmd,  in nvmet_fc_handle_ls_rqst()
1975 		nvmet_fc_xmt_ls_rsp(tgtport, iod);  in nvmet_fc_handle_ls_rqst()
1984 	struct nvmet_fc_ls_iod *iod =  in nvmet_fc_handle_ls_rqst_work()  local
1986 	struct nvmet_fc_tgtport *tgtport = iod->tgtport;  in nvmet_fc_handle_ls_rqst_work()
1988 	nvmet_fc_handle_ls_rqst(tgtport, iod);  in nvmet_fc_handle_ls_rqst_work()
2016 	struct nvmet_fc_ls_iod *iod;  in nvmet_fc_rcv_ls_req()  local
2036 	iod = nvmet_fc_alloc_ls_iod(tgtport);  in nvmet_fc_rcv_ls_req()
2037 	if (!iod) {  in nvmet_fc_rcv_ls_req()
2046 	iod->lsrsp = lsrsp;  in nvmet_fc_rcv_ls_req()
2047 	iod->fcpreq = NULL;  in nvmet_fc_rcv_ls_req()
2048 	memcpy(iod->rqstbuf, lsreqbuf, lsreqbuf_len);  in nvmet_fc_rcv_ls_req()
2049 	iod->rqstdatalen = lsreqbuf_len;  in nvmet_fc_rcv_ls_req()
2050 	iod->hosthandle = hosthandle;  in nvmet_fc_rcv_ls_req()
2052 	schedule_work(&iod->work);  in nvmet_fc_rcv_ls_req()